Question: When did Philipp Kirkorov begin his education at the Gnessin Russian Academy of Music?
Paraphrase: Philipp Kirkorov studied at Gnessin Russian Academy of Music in what years?
SPARQL (Wikidata): SELECT ?value WHERE { wd:Q494596 p:P69 ?s . ?s ps:P69 wd:Q372040 . ?s pq:P580 ?value}